Amazon.com: OWC 8GB PC8500 DDR3 1066MHz SO-DIMM Memory Compatible with Mac Mini 2010, MacBook 2010, MacBook Pro 13" 2010 with OS X 10.7.5 or Later : Everything Else
8GB kit, (2 x 4GB) 240-pin DIMM, DDR3 PC3-10600U,Dual Rank, Non ECC ram Memory Module by Hynix (HMT351U6CFR8C-H9) at Amazon.com